If the value of in a series circuit is decreased, the resonant frequ – McqOptions

MCQOPTIONS

1.	If the value of in a series circuit is decreased, the resonant frequency
A.	is not affected
B.	increases
C.	is reduced to zero
D.	decreases
Answer» C. is reduced to zero

Discussion

No Comment Found

Related MCQs

Referring to Problem 10, the total current is
A 10 resistor, a 90 mH coil, and a 0.015 F capacitor are in series across an ac source. The impedance magnitude at 1,200 Hz below is
In a series circuit that is operating above the resonant frequency, the current
A 15 resistor, a 220 H coil, and a 60 pF capacitor are in series across an ac source. What is the bandwidth of the circuit?
A resistor of 3 k, a 0.05 F capacitor, and a 120 mH coil are in series across a 5 kHz, 20 V ac source. What is the impedance, expressed in polar form?
A 12 resistor, a 40 F capacitor, and an 8 mH coil are in series across an ac source. The resonant frequency is
The impedance at the resonant frequency of a series circuit with = 20 mH, = 0.02 F, and = 90 is
A 6.8 k resistor, a 7 mH coil, and a 0.02 F capacitor are in parallel across a 17 kHz ac source. The coil's internal resistance, , is 30 . The equivalent parallel resistance, (eq), is
Referring to Problem 20, what is the total parallel resistance ()?
A 200 resistor, a coil with 30 of reactance, and a capacitor of unknown reactance are in series across an ac source. The circuit is at resonance. Circuit impedance